Home / 2,999,269-4,138,991.22-1,641,142

Finding the Fourth Proportional to 2,999,269, 4,138,991.22 and 1,641,142

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Solution

The fourth proportional to 2,999,269, 4,138,991.22 and 1,641,142 is: 2,264,775.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,269 : 4,138,991.22 = 1,641,142 : x
  2. Step 2: Convert to fraction form
    2,999,269/4,138,991.22 = 1,641,142/x
  3. Step 3: Cross multiply
    2,999,269x = 4,138,991.22 × 1,641,142
  4. Step 4: Simplify right side
    2,999,269x = 6,792,672,328,773.24
  5. Step 5: Solve for x
    x = 6,792,672,328,773.24/2,999,269
  6. Step 6: Final answer
    x = 2,264,775.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.